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3 . 6 TESTS <br /> A . The testing laboratory shall provide the following : <br /> 1 . Verify performance of the CONTRACTOR's proposed mix with these <br /> Specifications . <br /> 2 . Perform in - plant testing of aggregate , gradation , and bitumen content . <br /> Perform at least one test per 100 tons of asphaltic concrete produced or part <br /> thereof during each day of operation . <br /> 3 . Using a nuclear gage , determine the density of the finished pavement <br /> as compared to the density of the design mix. Fill and compact all <br /> core holes to match the pavement properly . <br /> 4 . Take core borings as specified above , to determine pavement thickness . Fill <br /> and compact all core holes to match the pavement properly . <br /> + + END OF SECTION + + <br /> 02520-3 02520 — Asphaltic Concrete . . . <br />